DR. GRETCHEN NICOLE ANDERSON D.O.
NPI 1811286297
Internal Medicine - Gastroenterology in Austell, GA

Active since April 06, 2011PECOS EnrolledAccepts Medicare Assignment
3825 MEDICAL PARK DR STE 100, AUSTELL, GA 30106(470) 267-1760 Get Directions Write a Review

NPPES record last updated: March 27, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Mar 27, 2025, Jan 18, 2022, Nov 7, 2017 (3 updates tracked since 2017).

About Dr. Gretchen Nicole Anderson D.o. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. GRETCHEN NICOLE ANDERSON D.O. (NPI 1811286297) is an individual gastroenterology provider in Austell, Georgia, licensed in Georgia (76269) and active in the NPI registry since April 2011. She is enrolled in Medicare PECOS, is affiliated with Phoebe Putney Memorial Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1811286297
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameDR. GRETCHEN NICOLE ANDERSONCredential: D.O.
Location Address3825 MEDICAL PARK DR STE 100Austell, GA 30106-6831
Mailing Address500 W 3rd Ave Ste 101Albany, GA 31701-1900 · (229) 312-5800
Sole ProprietorYes
Medical School CMSOtherGraduated 2010
Enumeration DateApril 6, 2011
Last NPPES UpdateMarch 27, 20253 updates tracked since enumeration
NPPES CertifiedMarch 27, 2025
NPI 1811286297 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
Licenses Licensed in GA · 76269 Licensed in OH · 34.015547 Licensed in GA · 075910
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedInternal MedicineTaxonomy 207R00000X · License 5101018961 (MI)
3825 MEDICAL PARK DR STE 100, Austell, GA 30106

Other Names 1

Former Name (1)Dr. Gretchen Nicole Allison D.o.

Secondary Practice Locations 2

Location 110600 Montgomery RdMontgomery, OH 45242-4463 · Phone (513) 794-5600
Location 228050 Grand River AveFarmington Hills, MI 48336-5919 · Phone (248) 471-8000

Other Identifiers 1

Other5315046810MI · Controlle Substance License

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Gretchen Nicole Anderson D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2961795703
PECOS Enrollment IDI20160801001693
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 4

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
30 services23 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
26 services25 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
26 services18 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
12 services12 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Phoebe Putney Memorial Hospital

Acute Care Hospitals · Albany, GA
2/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number110007
Location417 Third AvenueAlbany, GA 31703 · Dougherty County
Emergency services Birthing friendly

Sgmc Health

Acute Care Hospitals · Valdosta, GA
2/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number110122
Location2501 North Patterson Street, PO Box 1727Valdosta, GA 31602 · Lowndes County
Emergency services Birthing friendly

Coliseum Medical Centers, LLC, Dba

Acute Care Hospitals · Macon, GA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number110164
Location350 Hospital DriveMacon, GA 31217 · Bibb County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30106 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$130.64 typical visit price
range $56.84 – $172.43
Typical copayment $32.66 (range $14.21 – $43.10)
Most-billed visit code 99204
Established Patient
$100.20 typical visit price
range $18.22 – $140.40
Typical copayment $25.05 (range $4.55 – $35.10)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Nurse Practitioner (Adult Health)
3825 MEDICAL PARK DR STE 100
AUSTELL, GA 30106
Internal Medicine (Gastroenterology)
3825 MEDICAL PARK DR STE 100
AUSTELL, GA 30106
Internal Medicine (Gastroenterology)
3825 MEDICAL PARK DR STE 100
AUSTELL, GA 30106
Internal Medicine (Gastroenterology)
3825 MEDICAL PARK DR STE 100
AUSTELL, GA 30106
Internal Medicine (Gastroenterology)
3825 MEDICAL PARK DR STE 100
AUSTELL, GA 30106

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gretchen Anderson's NPI number?

The NPI number for Gretchen Anderson is 1811286297. It was assigned to this individual provider in the NPPES registry on April 6, 2011. The provider is also known as Dr. Gretchen Nicole Allison D.O..

Where is Gretchen Anderson located?

Gretchen Anderson practices at 3825 Medical Park Dr Ste 100, Austell, GA 30106. The listed phone number is (470) 267-1760.

What is Gretchen Anderson's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Gretchen Anderson enrolled in Medicare?

Yes. Gretchen Anderson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Gretchen Anderson accept?

Health plans from Alliant Health Plans, Inc. list Gretchen Anderson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Gretchen Anderson affiliated with any hospitals?

According to CMS data, Gretchen Anderson is affiliated with Phoebe Putney Memorial Hospital, Sgmc Health and Coliseum Medical Centers, LLC, Dba.

When was this NPI record last updated?

The NPPES record for Gretchen Anderson was last updated on March 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.